# Resistor calc vs 文件管理王

The clearest difference is price: 文件管理王 at Free against Resistor calc's $1.99. 文件管理王 also leads on update cadence (every 3 days vs every 2 months). Resistor calc's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

文件管理王 is free to download; Resistor calc costs $1.99 up front. 文件管理王 sells 3 in-app purchases, starting at $3.99 per month. Resistor calc asks for nothing beyond the download.

Resistor calc ships an update every 2 months, 文件管理王 every 3 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Resistor calc | 文件管理王 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 17 MB | 34 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anas Abubakar](https://appshunter.io/developer/1581534101) | [鑫昕 马](https://appshunter.io/developer/1715187540) |

## What reviewers say

### Resistor calc

[App page](https://appshunter.io/ios/app/resistor-calc-electronics/id6477826973)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 文件管理王

[App page](https://appshunter.io/ios/app/id6498889492)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $3.99 | per month |
| 年会员 | $9.99 | per year |
| 永久会员 | $14.99 | one-time |


## Frequently asked questions

### Is Resistor calc free?

Resistor calc costs $1.99, with no in-app purchases.

### Is 文件管理王 free?

文件管理王 is free to download, with in-app purchases available.

### Do Resistor calc or 文件管理王 have ads?

Neither Resistor calc nor 文件管理王 shows ads.

### Which is updated more often, Resistor calc or 文件管理王?

Resistor calc ships an update every 2 months, and 文件管理王 every 3 days. Most recently, Resistor calc was updated on October 27, 2026 and 文件管理王 on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*